Manufacturer Part Number
LTC3838EUHF-2#TRPBF
Manufacturer
Analog Devices
Introduction
Power Management Integrated Circuit for synchronous step-down voltage regulation
Product Features and Performance
Dual output synchronous step-down DC/DC controller
Wide input voltage range of 4.5V to 38V
Adjustable switching frequency from 200kHz to 2MHz
PolyPhase operation for less pulsating energy
Phase-lockable frequency 250kHz to 2MHz
Product Advantages
High efficiency due to synchronous rectification
Flexible power system design with adjustable frequency control
Stable operation with phase control and power good signal
Key Technical Parameters
Step-Down function with positive output configuration
Topology: Buck converter
Number of outputs: 2
Output Phases: 2
Dual N-channel MOSFET drivers
Quality and Safety Features
Operational temperature range from -40°C to 125°C
Robust thermal performance with exposed pad package
Compatibility
Surface Mounting type for modern PCB design
38-QFN package compatible with standard SMT processes
Application Areas
Power supply for low voltage, high current applications
Computing and server systems
Data communications equipment
Industrial and automotive platforms
Product Lifecycle
Product Status: Active with ongoing support
No near-term discontinuation; replacements and upgrades available
Several Key Reasons to Choose This Product
Optimized for high-density circuit design
Enables design of high efficiency power circuits
Low minimum on-time for high step-down ratios
Accurate current sensing for optimized load management
Redundant safety features for reliable operation